public CSharpSyntaxNode Convert(ForStatement node)
{
ForStatementSyntax csForStatement = SyntaxFactory.ForStatement(node.Statement.ToCsNode <StatementSyntax>());
Node initializer = node.Initializer;
if (initializer != null)
{
if (initializer.Kind == NodeKind.VariableDeclarationList)
{
csForStatement = csForStatement.WithDeclaration(initializer.ToCsNode <VariableDeclarationSyntax>());
}
else
{
csForStatement = csForStatement.AddInitializers(node.Initializers.ToCsNodes <ExpressionSyntax>());
}
}
if (node.Condition != null)
{
csForStatement = csForStatement.WithCondition(node.Condition.ToCsNode <ExpressionSyntax>());
}
if (node.Incrementors != null)
{
csForStatement = csForStatement.AddIncrementors(node.Incrementors.ToCsNodes <ExpressionSyntax>());
}
return(csForStatement);
}
public override SyntaxNode VisitForStatement(ForStatementSyntax node)
{
// update the current node with the new condition and statement
return(node.WithCondition(
SyntaxFactory.ParseExpression("i>=0")
).WithStatement(
SyntaxFactory.ParseStatement(@"{
Console.WriteLine(i);
Console.WriteLine(i*2);
}")
));
}
private static void RegisterForStatementConditionRemoval(CodeFixContext context, SyntaxNode root, ForStatementSyntax forStatement)
{
context.RegisterCodeFix(
CodeAction.Create(
Title,
c =>
{
var newRoot = root.ReplaceNode(
forStatement,
forStatement.WithCondition(null).WithAdditionalAnnotations(Formatter.Annotation));
return(Task.FromResult(context.Document.WithSyntaxRoot(newRoot)));
}),
context.Diagnostics);
}
